Home / 38,018.92-56,988.81-14,310.16

Finding the Fourth Proportional to 38,018.92, 56,988.81 and 14,310.16

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Solution

The fourth proportional to 38,018.92, 56,988.81 and 14,310.16 is: 21,450.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,018.92 : 56,988.81 = 14,310.16 : x
  2. Step 2: Convert to fraction form
    38,018.92/56,988.81 = 14,310.16/x
  3. Step 3: Cross multiply
    38,018.92x = 56,988.81 × 14,310.16
  4. Step 4: Simplify right side
    38,018.92x = 815,518,989.31
  5. Step 5: Solve for x
    x = 815,518,989.31/38,018.92
  6. Step 6: Final answer
    x = 21,450.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.